From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5A76C3EEACB; Wed, 30 Sep 2026 22:22:40 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790806961; cv=none; b=FC9TASCWZQTqKILR2e2wSbOVamsLVz9vHDiw4pbEYzZ5l6wePzFWppY/YePcceD0pTQwlUtDjmviacIIfoviCHsHX3FjQuxSmR9LzdckiFnorNr6GETYtyoUqHh6sBx5tphcHZbyR5yuLcTMG/yAN79n6FHQnYSa5hmSxunjVYw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790806961; c=relaxed/simple; bh=FsePE8o1CpvhwfkdewLFmrzEslvIEel6351uGkQRDdk=; h=Date:From:To:Cc:Subject:Message-ID:MIME-Version:Content-Type: Content-Disposition:In-Reply-To; b=d1cS2RbuiEfJJ/OjLzCV8Eja3T/1P2q/tVizxweQml859lWxUN2BZRgSvsTQPEDJMxokNndVs7p9MmkNMx6EfnqFHTze44uUBqVFI/dSUtd3kn+syY6ZQm89FcogDxSbgEjCINCBbvOi3WWh1B1Q7lDG477FDlKorCfiFrEoJIs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=S2e3Rga+; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="S2e3Rga+" Received: by smtp.kernel.org (Postfix) with ESMTPSA id BE9B91F000FF; Wed, 30 Sep 2026 22:22:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1790806960; bh=QjF6ktPdd3TPb+i2trkMCyjZSnSMNg0vgV3g7TbLMfQ=; h=Date:From:To:Cc:Subject:In-Reply-To; b=S2e3Rga+wn5uQ0EPWIhh3f+g8DxP0uL6tlDwEIfv8BGZhJLC0VyHEdHspp/ymLBvK dOfzQOb7L2H+v2wpNWxlq6TQXiXsQp0GU9t8H9OAlxX8ZGFY55m0snPmOuQFKfdIsm QBnxut4dp1H/5CUzqi2gBiz9Hs8ByIDYGMDTj4jSYnThWBqwYJH3HMof0AfS7KrmCF BZhQbwqNy0I7vPo2o2EXFq+IoeHwYjWmXoM0eViYNMrVGsBx23k18RTUfmpcQsBiR1 lNwx4T1O0orBLq09FSAePQmj9NTUyoHzQ7lLNp2i/qQK051T8dftfL6j3iGXAI63Fq YM97mrB+NfHmw== Date: Wed, 30 Sep 2026 17:22:38 -0500 From: Bjorn Helgaas To: kernelci@lists.linux.dev Cc: kernelci-results@groups.io, linux-pci@vger.kernel.org, Marek Vasut , Hans Zhang <18255117159@163.com> Subject: Re: [REGRESSION] =?utf-8?Q?linux-pci=2Fnex?= =?utf-8?B?dDogKGJ1aWxkKeKAmFBDSUVfUE9SVF9MQU5FX1NLRVc=?= =?utf-8?B?4oCZ?= undeclared (first use in this function); did ... Message-ID: <20260930222238.GA2651781@bhelgaas> Precedence: bulk X-Mailing-List: linux-pci@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <179080559722.116660.12892772212991345354@kernelci.org> [+cc Marek, Hans, just FYI, no action needed] On Wed, Sep 30, 2026 at 10:00:24PM -0000, KernelCI bot wrote: > New build issue found on linux-pci/next: > > --- > ‘PCIE_PORT_LANE_SKEW’ undeclared (first use in this function); did you mean ‘PORT_LANE_SKEW’? in drivers/pci/controller/dwc/pcie-rcar-gen4.o (drivers/pci/controller/dwc/pcie-rcar-gen4.c) [logspec:kbuild,kbuild.compiler.error] > --- > > Log excerpt: > ===================================================== > drivers/pci/controller/dwc/pcie-rcar-gen4.c:307:37: error: ‘PCIE_PORT_LANE_SKEW’ undeclared (first use in this function); did you mean ‘PORT_LANE_SKEW’? > 307 | val = dw_pcie_readl_dbi(dw, PCIE_PORT_LANE_SKEW); > | ^~~~~~~~~~~~~~~~~~~ > | PORT_LANE_SKEW > drivers/pci/controller/dwc/pcie-rcar-gen4.c:307:37: note: each undeclared identifier is reported only once for each function it appears in > drivers/pci/controller/dwc/pcie-rcar-gen4.c: In function ‘rcar_gen5_pcie_init’: > drivers/pci/controller/dwc/pcie-rcar-gen4.c:338:37: error: ‘PCIE_PORT_LANE_SKEW’ undeclared (first use in this function); did you mean ‘PORT_LANE_SKEW’? > 338 | val = dw_pcie_readl_dbi(dw, PCIE_PORT_LANE_SKEW); > | ^~~~~~~~~~~~~~~~~~~ > | PORT_LANE_SKEW > CC [M] sound/soc/codecs/da7219.o > > ===================================================== Conflict between pci/controller/dwc, which renamed PCIE_PORT_LANE_SKEW to PORT_LANE_SKEW, and pci/controller/dwc-rcar-gen4, which added uses of PCIE_PORT_LANE_SKEW in rcar_gen5_pcie_init(). Fixed the merge conflict locally. > When fixing this issue, please attribute this report according to the > patch submission rules: > > Reported-by: kernelci.org bot > > For complete logs and details about the environment used, see the issue > on the KernelCI dashboard: > > - dashboard: https://d.kernelci.org/i/maestro:9c96bb06403e0f385b3d6d522f160cd82ba4b932 > - giturl: https://git.kernel.org/pub/scm/linux/kernel/git/pci/pci.git > - commit HEAD: bc80f6c85a8e97bdb69604f82af37179fcb01c38 > > # Builds where the incident occurred: > > ## defconfig+arm64-chromebook+kcidebug+kcidebug-arm64+lab-setup on (arm64): > - compiler: gcc-14 > - config: None > - dashboard: https://d.kernelci.org/build/maestro:6abd7df914cd2ca558e86834 > > ## defconfig+lab-setup on (arm64): > - compiler: gcc-15 > - config: None > - dashboard: https://d.kernelci.org/build/maestro:6abd7de014cd2ca558e8681d > > ## defconfig+lab-setup+arm64-chromebook+CONFIG_MODULE_COMPRESS=n+CONFIG_MODULE_COMPRESS_NONE=y on (arm64): > - compiler: gcc-14 > - config: https://files.kernelci.org/kbuild-gcc-14-arm64-chromebook-6abd7db714cd2ca558e86606/.config > - dashboard: https://d.kernelci.org/build/maestro:6abd7db714cd2ca558e86606 > > ## defconfig+netdev+nfs-root-boot+kselftest on (arm64): > - compiler: gcc-14 > - config: https://files.kernelci.org/kbuild-gcc-14-arm64-nfsboot-6abd7de614cd2ca558e86820/.config > - dashboard: https://d.kernelci.org/build/maestro:6abd7de614cd2ca558e86820 > > ## defconfig+netdev+nfs-root-boot+kselftest on (arm64): > - compiler: gcc-15 > - config: https://files.kernelci.org/kbuild-gcc-15-arm64-nfsboot-6abd7dea14cd2ca558e86823/.config > - dashboard: https://d.kernelci.org/build/maestro:6abd7dea14cd2ca558e86823 > > ## defconfig+netdev+nfs-root-boot+ltp on (arm64): > - compiler: gcc-15 > - config: https://files.kernelci.org/kbuild-gcc-15-arm64-nfsboot-ltp-6abd7def14cd2ca558e8682d/.config > - dashboard: https://d.kernelci.org/build/maestro:6abd7def14cd2ca558e8682d > > #kernelci issue maestro:9c96bb06403e0f385b3d6d522f160cd82ba4b932 > > -- > This is an experimental report format. 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